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Finding the Fourth Proportional to 555,270.66, 832,906.08 and 200,284.63

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Solution

The fourth proportional to 555,270.66, 832,906.08 and 200,284.63 is: 300,426.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,270.66 : 832,906.08 = 200,284.63 : x
  2. Step 2: Convert to fraction form
    555,270.66/832,906.08 = 200,284.63/x
  3. Step 3: Cross multiply
    555,270.66x = 832,906.08 × 200,284.63
  4. Step 4: Simplify right side
    555,270.66x = 166,818,286,057.55
  5. Step 5: Solve for x
    x = 166,818,286,057.55/555,270.66
  6. Step 6: Final answer
    x = 300,426.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.